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An abreviation of the popular Sci-Fi Comedy radio, book or television series or feature film Hitchhiker's Guide to the Galaxy, written by British script-writer-turned-author,Douglas Adams. Popular on internet forums as it is shorter and quicker to type than the rather ungainly HHGTTG.

See Hitchhiker's Guide to the Galaxy for more info.
Hoopy Frood A: OMG, I just love H2G2!
Hoopy Frood B: I know! I'd like to sass that Frood, Douglass Adams.
Clueless User A: WTF is H2G2?
Hoopy Frood A: Just ignore him, he has no idea where his towel is...
H2G2 by Jupiter-x October 27, 2006
Related Words
An abrivation of the name of the book "The Hitchhicker's guide to the galexy."
1. I'm reading H2G2.
2. I love H2G2
h2g2 by Kyrouge Masta May 13, 2005
More from Urban Dictionary

Pee Calculus

When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Pee Calculus by anorlondo October 1, 2026
Word of the Day on October 2, 2026
Literally "dirty" pronounced with a West Indian accent. Can also have a positive connotation, for example Sean Paul's album title "Dutty Rock".
"The girl is pretty but she corrupt and dutty!"

or, in a positive usage:

"Booya! That freestyle was dutty!"
Dutty by J Hall April 3, 2003
Word of the Day on October 1, 2026
korean word for madam, older woman
Ajumma wait a moment
Ajumma by aintnotinbutnice July 5, 2009
Word of the Day on September 30, 2026

Slop Grenade

When someone uses AI to generate a large document, slide deck, or piece of code/software and tosses it over the fence for you to deal with.
Chad: Hey Brent I sent you the new backend API change to review, it’s only 100 files changed.

Brent: he just tossed me a slop grenade
Slop Grenade by Joe Squid September 28, 2026
Word of the Day on September 29, 2026
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